Finding the Fourth Proportional to 69,557,739.60, 104,336,609.40 and 24,124,126.80
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Solution
The fourth proportional to 69,557,739.60, 104,336,609.40 and 24,124,126.80 is: 36,186,190.20
Step by Step Solution
- Step 1: Write the proportion equation
69,557,739.60 : 104,336,609.40 = 24,124,126.80 : x - Step 2: Convert to fraction form
69,557,739.60/104,336,609.40 = 24,124,126.80/x - Step 3: Cross multiply
69,557,739.60x = 104,336,609.40 × 24,124,126.80 - Step 4: Simplify right side
69,557,739.60x = 2,517,029,595,047,672 - Step 5: Solve for x
x = 2,517,029,595,047,672/69,557,739.60 - Step 6: Final answer
x = 36,186,190.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.